Home / 1,009,953.04-1,393,764.34-557,273.20

Finding the Fourth Proportional to 1,009,953.04, 1,393,764.34 and 557,273.20

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Solution

The fourth proportional to 1,009,953.04, 1,393,764.34 and 557,273.20 is: 769,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,953.04 : 1,393,764.34 = 557,273.20 : x
  2. Step 2: Convert to fraction form
    1,009,953.04/1,393,764.34 = 557,273.20/x
  3. Step 3: Cross multiply
    1,009,953.04x = 1,393,764.34 × 557,273.20
  4. Step 4: Simplify right side
    1,009,953.04x = 776,707,513,797.69
  5. Step 5: Solve for x
    x = 776,707,513,797.69/1,009,953.04
  6. Step 6: Final answer
    x = 769,053.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.